Evaluating Retrieval-Augmented Generation vs. Long-Context Input for Clinical Reasoning over EHRs Minimal Decision Dynamics and Contextual Probability: A Quantum Tug-of-War Model Leveraging Multi-Agent System (MAS) and Fine-Tuned Small Language Models (SLMs) for Automated Telecom Network Troubleshooting All Explanations are Wrong, But Many Are Useful: Exploring the Rashomon Explanation Set with Large Language Models ECHO: Prune To Act, Trace To Learn With Selective Turn Memory In Agentic RL